Samsung Galaxy S10 5G vs Samsung Galaxy A21 Specs Comparison

Design

Dimensions
6.40 x 3.04 x 0.31 inches 162.6 x 77.1 x 7.94 mm	6.61 x 3.02 x 0.32 inches 167.8 x 76.7 x 8.1 mm
Weight
6.98 oz (198.0 g)	6.81 oz (193.0 g)
Materials
Back: Glass (Corning Gorilla Glass 6) Frame: Aluminum	Back: Plastic Frame: Plastic
Resistance
Water, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Crown silver, Majestic black, Royal gold	Black

Display

Size
6.7-inch	6.5-inch
Resolution
3040x1440px, 19:9 ratio, 502 PPI	1600x720px, 20:9 ratio, 270 PPI
Technology
Dynamic AMOLED	IPS LCD
Refresh rate
	60Hz
Screen-to-body
89.26 %	79.20 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 855 (7 nm)	Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core 2840 MHz Kryo 485	Octa-core 4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Adreno 640	PowerVR GE8320
Memory
8GB/256GB	3GB (LPDDR4)/32GB (eMMC 5.1)
Storage expansion
not expandable	microSDXC up to 512 GB
OS
Android (12, 11, 10, 9.0 Pie)	Android (10)

Battery

Type
4500 mAh, Li - Ion	4000 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging	Fast charging
Charge speed
	Wired: 15.0W

Camera

Rear
Quad camera	Quad camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.5/F2.4 Focal length: 26 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	16 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3.06" Pixel size: 1 μm
Second camera
16 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/3.1" Pixel size: 1 μm	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
12 MP (Telephoto, OIS, PDAF) Optical zoom: 2.0x Aperture size: F2.4 Focal Length: 52 mm Sensor size: 1/3.6" Pixel size: 1 μm	2 MP (Macro) Aperture size: F2.4
Fourth camera
0.3 MP VGA (ToF 3D depth sensing)	2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) HDR, Time-lapse video, EIS, Video calling, Video sharing	1080p (30 fps)
Front
10 MP (Dual-Camera, Autofocus, HDR) Video capture: 4K UHD	13 MP Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1	Type-C, USB 2.0
Hearing aid compatible
M4/T3	M4/T3
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer	Accelerometer, Gyroscope, Compass
Other
NFC, ANT+, UMA (Wi-Fi Calling)	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker
Features
32-Bit DAC, Dolby Atmos, aptX-HD
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM
Additional microphone(s)
Noise cancellation

Cellular

5G
Bands n260, n261
4G (FDD)
Bands 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 66(AWS-3)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66(AWS-3), 71(600)
4G (TDD)
Bands 38, 39, 40, 41, 46, 48	Bands 38, 39, 40, 41
3G
Bands 1, 2, 5, 8	Bands 1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM
HD Voice
Yes	Yes

Regulatory Approval

FCC approval
Date approved: Apr 05, 2019 FCC ID value: A3LSMG977U	Date approved: Apr 17, 2020 FCC ID value: ZCASMA215U
Measured SAR
Head: 0.30 W/kg Body: 1.11 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.39 W/kg Phablet: 3.98 W/kg	Head: 0.42 W/kg Body: 1.27 W/kg Simultaneous Transmission: 1.27 W/kg Wireless Router: 1.27 W/kg

Buyers information

MSRP
$ 1300	$ 250
In The Box
Samsung special screen protector ( already on device ), Wall adapter/USB cable/USB connector, Quick reference guide, Important consumer safety information, Product safety, and warranty brochure	This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer.

Availability

Officially announced
Feb 20, 2019	Apr 08, 2020

Alternative variants

with 512 GB storage

Memory	512GB
MSRP	$ 1400

for Verizon

4G (FDD)	Bands 1, 2, 3, 5, 7, 8, 20, 28
4G (TDD)	Bands 38, 40, 41
3G	Bands 5, 8, 2, 1

for Sprint

4G (FDD)	Bands 2, 3, 4, 5, 7, 12, 13, 25, 26, 66(AWS-3), 71(600)
4G (TDD)	Bands 41

Links

Full specifications
Samsung Galaxy S10 5G Specs	Samsung Galaxy A21 Specs
User Reviews
	Samsung Galaxy A21 User Reviews